Home / 6,697,625.40-10,046,438.10-2,148,665.40

Finding the Fourth Proportional to 6,697,625.40, 10,046,438.10 and 2,148,665.40

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Solution

The fourth proportional to 6,697,625.40, 10,046,438.10 and 2,148,665.40 is: 3,222,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,697,625.40 : 10,046,438.10 = 2,148,665.40 : x
  2. Step 2: Convert to fraction form
    6,697,625.40/10,046,438.10 = 2,148,665.40/x
  3. Step 3: Cross multiply
    6,697,625.40x = 10,046,438.10 × 2,148,665.40
  4. Step 4: Simplify right side
    6,697,625.40x = 21,586,433,938,711.74
  5. Step 5: Solve for x
    x = 21,586,433,938,711.74/6,697,625.40
  6. Step 6: Final answer
    x = 3,222,998.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.